64301991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 94993920

約数和(自身を除く): 30691929

約数列:

[1, 3, 13, 39, 61, 151, 179, 183, 453, 537, 793, 1963, 2327, 2379, 5889, 6981, 9211, 10919, 27029, 27633, 32757, 81087, 119743, 141947, 351377, 359229, 425841, 1054131, 1648769, 4946307, 21433997, 64301991]

約数ペア:

[(1, 64301991), (3, 21433997), (13, 4946307), (39, 1648769), (61, 1054131), (151, 425841), (179, 359229), (183, 351377), (453, 141947), (537, 119743), (793, 81087), (1963, 32757), (2327, 27633), (2379, 27029), (5889, 10919), (6981, 9211)]